Posting 1
Session 6
Virginia Blais and Dustin Rhoades
Taipei, Taiwan
Quiz Score: 4/10
Comments: We noticed we were better at identifying problems of threats to internal validity, but had difficulty labeling the threats correctly. Our conclusion: we are looking forward to learning more about threats to validity by examining them through the lens of our own research. That said, let us know if you think we may have we mislabeled our threats to validity. :-)
Posting 2
Session 6
Virginia Blais and Dustin Rhoades
Taipei, Taiwan
Research Question: What is the impact of “Words Their Way” (spelling instructional program) on student progression across a spelling continuum?
Research Design: Static Group Pretest-Posttest Design
Threats to Validity: Experimenter Bias, Maturity, Instrumentation. If you want a more detailed explanation on why we anticipate these threats to validity, please let us know.
TWO GROUP PRE/POSTTEST DESIGN
Attitude
Pre Tests Group 1
Treatment
Post tests Group 1
Subtract pre from post scores to determine the gain score for each group and compare these gain scores for both groups (The question is which group gains more?)
ATTITUDE ABOUT Spelling
Weekly word sorting activities from the Words Their Way Program
Session 6
Virginia Blais and Dustin Rhoades
Taipei, Taiwan
Quiz Score: 4/10
Comments: We noticed we were better at identifying problems of threats to internal validity, but had difficulty labeling the threats correctly. Our conclusion: we are looking forward to learning more about threats to validity by examining them through the lens of our own research. That said, let us know if you think we may have we mislabeled our threats to validity. :-)
Posting 2
Session 6
Virginia Blais and Dustin Rhoades
Taipei, Taiwan
Research Question: What is the impact of “Words Their Way” (spelling instructional program) on student progression across a spelling continuum?
Research Design: Static Group Pretest-Posttest Design
Threats to Validity: Experimenter Bias, Maturity, Instrumentation. If you want a more detailed explanation on why we anticipate these threats to validity, please let us know.
Attitude
(The question is which group gains more?)
Weekly word sorting activities from the Words Their Way Program
Attitude
No Treatment